#!/usr/bin/env python
import cgi
import os
import wsgiref.handlers
import re

from dataModels import *

from google.appengine.ext.webapp import template
from google.appengine.ext import db
from google.appengine.ext.db import GqlQuery
from google.appengine.api import users
from google.appengine.ext import webapp



class DetectMobileBrowser():
  def process_request(self, request):
    reg_b = re.compile(r"android.+mobile|avantgo|bada\\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\\/|plucker|pocket|psp|symbian|treo|up\\.(browser|link)|vodafone|wap|windows (ce|phone)|xda|xiino", re.I|re.M)
    reg_v = re.compile(r"1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\\-(n|u)|c55\\/|capi|ccwa|cdm\\-|cell|chtm|cldc|cmd\\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\\-s|devi|dica|dmob|do(c|p)o|ds(12|\\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\\-|_)|g1 u|g560|gene|gf\\-5|g\\-mo|go(\\.w|od)|gr(ad|un)|haie|hcit|hd\\-(m|p|t)|hei\\-|hi(pt|ta)|hp( i|ip)|hs\\-c|ht(c(\\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\\-(20|go|ma)|i230|iac( |\\-|\\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\\/)|klon|kpt |kwc\\-|kyo(c|k)|le(no|xi)|lg( g|\\/(k|l|u)|50|54|e\\-|e\\/|\\-[a-w])|libw|lynx|m1\\-w|m3ga|m50\\/|ma(te|ui|xo)|mc(01|21|ca)|m\\-cr|me(di|rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\\-2|po(ck|rt|se)|prox|psio|pt\\-g|qa\\-a|qc(07|12|21|32|60|\\-[2-7]|i\\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\\-|oo|p\\-)|sdk\\/|se(c(\\-|0|1)|47|mc|nd|ri)|sgh\\-|shar|sie(\\-|m)|sk\\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\\-|v\\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\\-|tdg\\-|tel(i|m)|tim\\-|t\\-mo|to(pl|sh)|ts(70|m\\-|m3|m5)|tx\\-9|up(\\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|xda(\\-|2|g)|yas\\-|your|zeto|zte\\-", re.I|re.M)

    
    if request.headers.has_key('User-Agent'):
	      user_agent = request.headers['User-Agent']
	      b = reg_b.search(user_agent)
	      v = reg_v.search(user_agent[0:4])
    if b or v:
      return '<link rel="stylesheet" type="text/css" href="/static/mobile.css"/>'
    else: 
      return '<link rel="stylesheet" type="text/css" href="/static/main.css" media="screen" />'



class MainPage(webapp.RequestHandler):
  def get(self):
    self.redirect('/health')
  def post(self):
    self.redirect('/health')

class HealthPage(webapp.RequestHandler):
  def get(self):
    css = DetectMobileBrowser()
    template_values = {
        'medical_condition':HealthCondition.all(),
        'cssStyle':css.process_request(self.request)
        }
    path = os.path.join(os.path.dirname(__file__),'templates/healthOpt.html')
    self.response.out.write(template.render(path,template_values))

  def post(self):
    self.redirect('/health')




class MenuPage(webapp.RequestHandler):
  def get(self):
    self.redirect('/')
  def post(self):
    
    cond = HealthCondition(**{'cal':3,'satFat':3,'transFat':3,
      'choles':3,'sodium':3,'fiber':3,'sugar':3,'protien':3})
    for hc in HealthCondition.all():
      if self.request.get(hc.name) == '1':
        cond.cal = min(cond.cal,hc.cal)
        cond.satFat = min(cond.satFat,hc.satFat)
        cond.transFat = min(cond.transFat,hc.transFat)
        cond.choles = min(cond.choles,hc.choles)
        cond.sodium = min(cond.sodium,hc.sodium)
        cond.fiber = min(cond.fiber,hc.fiber)
        cond.sugar = min(cond.sugar,hc.sugar)
        cond.protien = min(cond.protien,hc.protien)
    items = []
    for item in MenuItem.all().order('cat'):
      if item.cal <= cond.cal and item.satFat <= cond.satFat and item.transFat <= cond.transFat and item.choles <= cond.choles and item.sodium <= cond.sodium and item.fiber <= cond.fiber and item.sugar <= cond.sugar and item.protien <= cond.protien:
        items.append(item)
    
    css = DetectMobileBrowser()
    
    template_values = {
        'menu_items':items,
        'cssStyle':css.process_request(self.request),
        }
    path = os.path.join(os.path.dirname(__file__),'templates/menuOpt.html')
    self.response.out.write(template.render(path,template_values))

class OrderPage(webapp.RequestHandler):
  def get(self):
    self.redirect('/')
  def post(self):
    purch = []
    total = 0
    for k in self.request.arguments():
      if ( self.request.get(k) == '1' ):
        purch.append(MenuItem.get(k))
        total += MenuItem.get(k).cost
    
    css = DetectMobileBrowser()
    
    template_values = {
        'items':purch,
        'total':total,
        'cssStyle':css.process_request(self.request),
        }
    path = os.path.join(os.path.dirname(__file__),'templates/order.html')
    self.response.out.write(template.render(path,template_values))

class Reciept(webapp.RequestHandler):
  def get(self):
    self.redirect('/')
  def post(self):
    purch = []
    total = 0
    for k in self.request.arguments():
      purch.append(MenuItem.get(k))
      total += MenuItem.get(k).cost
    tax = total * .13
    gtotal = total * 1.13
    
    css = DetectMobileBrowser()
    
    template_values = {
        'items':purch,
        'total':total,
        'gtotal':'%.2f'%(gtotal),
        'tax':'%.2f'%(tax),
        'cssStyle':css.process_request(self.request)
        }
    path = os.path.join(os.path.dirname(__file__),'templates/reciept.html')
    self.response.out.write(template.render(path,template_values))

class All(webapp.RequestHandler):
  def get(self):
    print 'index.py All'
  def post(self):
    print 'index.py All'

application = webapp.WSGIApplication([
  ('/', MainPage),
  ('/health', HealthPage),
  ('/menu', MenuPage),
  ('/order', OrderPage),
  ('/purch', Reciept),
  ('.*',All),
  ], debug=True)

def main():
  wsgiref.handlers.CGIHandler().run(application)

if __name__ == '__main__':
  main()
